*{
    margin: 0 auto;
    padding: 0;
    font-family: microsoft yahei light,microsoft yahei,PingFangSC-Regular,Helvetica,sans-serif,等线;
    user-select: none;
    outline: none;
    list-style: none;
}
.box{
    width: 100%;
    min-width: 1100px;
    display: block;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}
.banner{
    z-index: -1;
    width: 100%;
    min-width: 700px;
    height: 500px;
    position: fixed;
    background-image: url("../img/banner.jpg");
    overflow-x:hidden;
    overflow-y:auto;
    overflow: hidden;
    scroll-behavior: smooth;
    background-size: cover;
    -webkit-background-size: cover;
    -o-background-size: cover;
    background-position: center 0;
    top: 0;
}
.banner_mask{
    width: 100%;
    height: 250px;
    background-color: #CCC;
    background-color: rgba(0,0,0,.1);
}
.banner_mask img{
    position: relative;
    width: 70px;
    top: 90px;
    left: 50%;
    transform: translateX(-50%);
}
.nav{
    width: 100%;
    height: 55px;
    background-color: #FFF;
    border-bottom: solid #e1e1e1 2px;
}
.nav ul {
    position: relative;
    width: 525px;
    /*margin-left: 550px;*/
    /*transform: translateX(-17%);*/
}
.nav li {
    float: left;
}
.nav li a{
    font-size: 14px;
    color: #333;
    text-decoration: none;
    display: block;
    padding: 18px 25px 18px 25px;
}
.nav li a:hover{
    border-bottom: solid #e67e22 2px;
}

.navSelected{
    border-bottom: solid #e67e22 2px;
}
.main{
    width: 100%;
    min-height: 600px;
    display: block;
    padding-top: 30px;
    padding-bottom: 20px;
    background-color: #ebebeb;
}
.main_box{
    position: relative;
    width: 1200px;
    display: block;
}
.content{
    position: relative;
    left: -160px;
    width: 700px;
    display: block;
}
.content_box{
    width: 100%;
    display: block;
    padding-bottom: 85px;
    /*height: 410px;*/
    background-color: #FFF;
    margin-bottom: 20px;
}
.pTitle{
    text-align: center;
    font-size: 28px;
    font-weight: bold;
    color: #303030;
    padding-top: 25px;
}
.form{
    padding-top: 10px;
    text-align: center;
    font-size: 13px;
    color: #959595;
}
.contentText{
    margin-top: 30px;
    line-height: 26px;
    padding-left: 40px;
    padding-right: 40px;
}
.read{
    float: left;
    margin-left: 40px;
    margin-top: 30px;
    width: 90px;
    height: 30px;
    padding-top: 10px;
    background-color: #e67e22;
    border-radius: 3px;
    color: #FFF;
    font-size: 14px;
    text-align: center;
    transition: all .25s;
    cursor: pointer;
}
.read:hover{
    background-color: #e66e21;
}
.content_box .endHr{
    clear: left;
    position: relative;
    top: 30px;
    width: 88%;
    height: 1px;
    border: none;
    background-color: #ebebeb;
}
.side{
    position: absolute;
    top: 0px;
    right: 35px;
    width: 350px;
    display: block;
}
.side_box{
    width: 100%;
    display: block;
    background-color: #FFF;
    padding-bottom: 30px;
    margin-bottom: 30px;
}
.pTitleS{
    padding-top: 10px;
    width: 90%;
    height: 45px;
    border-bottom: solid #ebebeb 1px;
    margin-bottom: 15px;
}
.pTitleS span{
    font-size: 20px;
    font-weight: bold;
    padding-top: 10px;
    padding-left: 10px;
    padding-right: 20px;
    float: left;
    display: block;
    height: 35px;
    border-bottom: solid #e67e22 1px;
}
.side_box p{
    padding-left: 25px;
    line-height: 28px;
    font-size: 14px;
}
.download{
    width: 90%;
    height: 30px;
    padding-top: 10px;
    background-color: #e67e22;
    border-radius: 3px;
    color: #FFF;
    font-size: 14px;
    text-align: center;
}
